Display screen or portion thereof with graphical user interface



FIG. 1 is a front view of a display screen or portion thereof with graphical user interface showing our new design; and,

FIG. 2 is an enlarged portion of the graphical user interface, enlarged to show detail.

The broken line showing a display screen or portion thereof with graphical user interface is included for the purpose of showing portions of the article which form no part of the claimed design. 

CLAIM The ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 